Finding the Fourth Proportional to 3,696,270.11, 5,544,402.05 and 1,391,193.98
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Solution
The fourth proportional to 3,696,270.11, 5,544,402.05 and 1,391,193.98 is: 2,086,789.79
Step by Step Solution
- Step 1: Write the proportion equation
3,696,270.11 : 5,544,402.05 = 1,391,193.98 : x - Step 2: Convert to fraction form
3,696,270.11/5,544,402.05 = 1,391,193.98/x - Step 3: Cross multiply
3,696,270.11x = 5,544,402.05 × 1,391,193.98 - Step 4: Simplify right side
3,696,270.11x = 7,713,338,730,415.64 - Step 5: Solve for x
x = 7,713,338,730,415.64/3,696,270.11 - Step 6: Final answer
x = 2,086,789.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.